2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid

C11H18N2O8

CAS1939-36-2
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
Danger

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Identification

CAS Number
1939-36-2
EC Number
400-400-9
UN Number
Index Number
607-189-00-4
PubChem CID
80296

Physical-chemical properties

Molecular Formula
C11H18N2O8
Molar Mass
306.27 g/mol
IUPAC Name
2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid

Chemical Identifiers

InChI
InChI=1S/C11H18N2O8/c14-8(15)4-12(5-9(16)17)2-1-3-13(6-10(18)19)7-11(20)21/h1-7H2,(H,14,15)(H,16,17)(H,18,19)(H,20,21)
InChI Key
DMQQXDPCRUGSQB-UHFFFAOYSA-N

Overview

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid (CAS 1939-36-2) is a polyaminocarboxylic acid chelating agent with strong metal-binding properties and industrial complexation applications. This specialized chemical compound, with molecular formula C11H18N2O8 and molecular weight 306.27 g/mol, belongs to the family of aminopolycarboxylic acids widely used in industrial processes requiring effective metal ion sequestration. The molecule features multiple carboxymethyl groups and nitrogen atoms that enable it to form stable chelate complexes with various metal ions, making it valuable in applications where metal ion control is critical. From a safety perspective, this substance is classified under GHS regulations with hazard classes Acute Tox. 4 and Eye Dam. 1, requiring careful handling protocols. The "Danger" signal word and associated pictograms GHS07 and GHS05 indicate potential acute toxicity and serious eye damage risks, necessitating appropriate personal protective equipment and engineering controls during use. Unlike simpler amine compounds such as 2-(diethylamino)ethanol, this polycarboxylic structure presents additional handling considerations due to its complex chelating properties. The compound finds primary industrial applications in water treatment processes where metal ion sequestration is essential, textile and paper industries for controlling metal catalyzed degradation, and specialized cleaning formulations requiring effective scale prevention. Its chelating efficiency makes it particularly valuable in processes where traditional sequestering agents may prove insufficient. OYSI maintains reliable supply chains for this specialized chelating agent, ensuring consistent availability for European industrial customers requiring high-quality polyaminocarboxylic acid compounds for their technical applications.

Safety & Classification

Danger
Classification:

Acute Tox. 4 *; Eye Dam. 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H302

Harmful if swallowed.

H318

Causes serious eye damage.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Eye Contact

Harmful

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Frequently Asked Questions

What is 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid is an organic compound with the molecular formula C11H18N2O8 and CAS number 1939-36-2. This chemical substance has a molecular weight of 306.27 g/mol and belongs to the aminopolycarboxylic acid family. It features multiple carboxyl groups and amino functionalities in its structure, making it a versatile chelating agent with strong metal-binding properties.

What are the physicochemical properties of 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid typically appears as a white to off-white crystalline powder at room temperature. The compound is highly soluble in water due to its multiple carboxylic acid groups and polar nature. It exhibits good thermal stability under normal conditions and shows strong chelating properties with various metal ions, making it effective in complexation reactions.

What is 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid used for?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid is primarily used as a chelating agent in various industrial applications. Its strong metal-binding properties make it valuable in water treatment processes, metal cleaning formulations, and as a sequestering agent in detergents. It is also utilized in analytical chemistry for metal ion determination and in pharmaceutical applications where metal chelation is required.

How to handle 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid safely?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid requires careful handling due to its Acute Tox. 4 and Eye Dam. 1 classifications. Always wear appropriate personal protective equipment including safety goggles, chemical-resistant gloves, and protective clothing. Ensure adequate ventilation in work areas and avoid creating dust. Handle in a well-ventilated area away from heat sources and incompatible materials.

How to store 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid correctly?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid should be stored in a cool, dry, well-ventilated area away from direct sunlight and heat sources. Keep containers tightly closed and store separately from incompatible materials such as strong oxidizing agents. The storage area should be equipped with appropriate spill containment measures and maintained at ambient temperature conditions for optimal stability.

What to do in case of contact with 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid?

Immediate action is required if contact occurs with 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid, especially given its eye damage potential. For eye contact, rinse immediately with plenty of water for at least 15 minutes and seek medical attention urgently. For skin contact, wash thoroughly with soap and water. If inhaled, move to fresh air. Remove contaminated clothing and seek medical advice if symptoms persist.

How to dispose of 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid appropriately?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid must be disposed of according to local and national environmental regulations. Do not discharge into drains, water courses, or soil without proper authorization. Contact licensed waste disposal companies for appropriate treatment and disposal methods. Small quantities may require neutralization before disposal, while larger amounts typically require incineration at authorized facilities.

How to transport 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid can be transported as a non-regulated material under ADR classification, as it does not fall into specific dangerous goods categories for transport purposes. However, proper packaging is essential to prevent spillage and contamination. Use appropriate containers that are compatible with the chemical and ensure proper labeling according to GHS requirements including GHS07 and GHS05 pictograms.

Is 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid subject to specific regulations?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid is subject to standard chemical regulations including REACH registration requirements in Europe and CLP classification showing Acute Tox. 4 and Eye Dam. 1 hazards. It is not currently listed as a Substance of Very High Concern (SVHC). Users must comply with standard workplace safety regulations and ensure proper risk assessments are conducted before use.

Where to buy 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid in Europe?

2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid is available through OYSI, a trusted European distributor of specialty chemicals. OYSI provides this compound to industrial customers across Europe with proper documentation including safety data sheets and certificates of analysis. Contact OYSI directly for availability, packaging options, and technical support to ensure you receive the appropriate grade for your specific application requirements.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.